| Euclides - 1846
...but are not in the same direction. ix. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. NB, When several angles are at one point B, any one of them is expressed by three... | |
| Euclides - 1847
...the other an internal inclination. 9. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. NB — When several angles meet at a A point, each of them is indicated by three... | |
| Euclides - 1848
...but not in the same straight line. IX. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. X. When a straight line standing on another straight line, makes the adjacent angles... | |
| Charles Richson - 1848
...ifieans of two long pencils or pen-holders. DEFINITION. — "An angle* is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line." 16 EXAMPLE II. OBSERVE — 1. The number of lines drawn to the point of the angle... | |
| Euclid, Thomas Tate - 1849 - 108 páginas
...but are not in the same direction." IX. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. NB "When several angles are at one point B, anyone of them is expressed by three... | |
| Ralph Smyth, Sir Henry Edward Landor Thuillier - 1851 - 718 páginas
...them lies wholly in that superficies. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line.* When a straight line standing upon another straight line makes the adjacent angles... | |
| Euclides - 1852
...plane angle, not rectilineal.] Fig. 1. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. IX. NB " When several angles are at one point B, any one of them is expressed by... | |
| John Drew - 1853 - 331 páginas
...SJ Hersehel. PAKT III. PRACTICAL ASTRONOMY. DEFINITIONS. 205. 1. AN ANGLE is the inclination of two **lines to one another, which meet together, but are not in the** same direction. Since the principal part of Practical Astronomy consists in the right measurement of... | |
| Euclides - 1853
...but are not in the same direction." IX. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. NB "When several angles are at one point B, any one of them is expressed by three... | |
| Euclides - 1853 - 147 páginas
...but are not in the same direction. IX. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. * NB — When several angles are at one point b, any one of them is expressed by... | |
| |